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From: Olaf Hering <olaf@aepfle.de>
To: Jan Beulich <JBeulich@suse.com>
Cc: xen-devel@lists.xen.org
Subject: Re: dom0 kernel fails to recognize DVD drive on piix controller
Date: Thu, 21 Apr 2016 12:35:51 +0200	[thread overview]
Message-ID: <20160421103551.GA2724@aepfle.de> (raw)
In-Reply-To: <5718C33902000078000E44C8@prv-mh.provo.novell.com>

On Thu, Apr 21, Jan Beulich wrote:

> >>> On 21.04.16 at 11:52, <olaf@aepfle.de> wrote:
> > On Thu, Apr 21, Jan Beulich wrote:
> > 
> >> Does the device actually use IRQ19, or does it instead use IRQ14
> >> and IRQ15 (which then may require some special casing somewhere)?
> > 
> > How do I find out?
> 
> Check what the native kernel uses.

Yeah, silly question. Sorry.

Its indeed 14/15:
 14:        139        115   IO-APIC  14-edge      ata_piix
 15:          0          0   IO-APIC  15-edge      ata_piix

So does that special handling have to be done in Xen or in dom0?

Olaf

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  reply	other threads:[~2016-04-21 10:35 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-21  9:37 dom0 kernel fails to recognize DVD drive on piix controller Olaf Hering
2016-04-21  9:49 ` Jan Beulich
2016-04-21  9:52   ` Olaf Hering
2016-04-21 10:10     ` Jan Beulich
2016-04-21 10:35       ` Olaf Hering [this message]
2016-04-21 10:48         ` Jan Beulich
2016-04-21  9:55 ` Juergen Gross
2016-04-21 11:00   ` Olaf Hering

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